Post Utme Ui 2020 Mathematics Question 15

Practice objective / multiple choice question 15 from the 2020 Post Utme Ui Mathematics examination.

Post Utme Ui 2020 Mathematics Objective / Multiple Choice
Question 15 POST_UTME_UI • 2020 • MATHEMATICS • objective

Solve the system of equations using matrices: \(\begin{array}{ccc} x + y + z & = & 6 2x + 3y + z & = & 11 x + 2y + 3z & = & 7 \end{array}\)

Answer Options

Correct Answer A. \begin{array}{ccc} x & = & 1 \ y & = & 2 \ z & = & 3 \end{array}
B. \begin{array}{ccc} x & = & 2 \ y & = & 1 \ z & = & 3 \end{array}
C. \begin{array}{ccc} x & = & 1 \ y & = & 3 \ z & = & 2 \end{array}
D. \begin{array}{ccc} x & = & 3 \ y & = & 2 \ z & = & 1 \end{array}
Correct Answer
A
Correct Option:
\begin{array}{ccc} x & = & 1 \ y & = & 2 \ z & = & 3 \end{array}

About This Question

This is Post Utme Ui 2020 Mathematics Question 15. It is one of the objective questions from the 2020 Post Utme Ui Mathematics examination.

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